Delphiniums are the ultimate accent plant for the cottage garden, stately and vibrant. Centurion delphiniums have tall, sturdy flower stems in a mix of five different colours: sky-blue, pink, white, rose or gentian blue. Plant in a flower border in full sun, and protect from slugs. Buy five plants for £8.95, or 15 for £17.90 (prices include UK mainland p&p). To order, call 0330 333 6851, quoting ref GUPW285, or visit our Reader Offers page. Supplied as young plants; delivery within 28 days.